Huawei HCNP-R&S H12-222-ENU exam dumps

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Share some HCNP-R&S H12-222-ENU exam questions and answers below.
HCP Server is responsible for the client IP address allocation. When configuring a DHCP server, what of the following steps are included? (Multiple choice) 
A. Enable the DHCP function globally 
B. Configure Option 82 of DHCP 
C. Configure the global address pool when using DHCP server mode of the global address pool 
D. Configure the port address pool when using the DHCP server mode of the port address pool 
Answer: ACD

Which of the following application environments are NFV often deployed in? (Multiple choice) 
A. Data Center 
B. Network node 
C. User access side 
D. Client/Server 
Answer: ABC

Which of the following types of firewalls handle the data stream of the non-first packet with the highest forwarding efficiency? 
A. Packet filtering firewall 
B. Proxy firewall 
C. Stateful inspection firewall 
D. Software firewall 
Answer: C

Traditional packet loss strategy uses the method of Tail-Drop, which leads to TCP global synchronization phenomenon. 
A. True 
B. False 
Answer: A

Which of the following description about the interdomain security policy of firewall is correct? 
A. Interzone security policy according to the sequence matching, and arranged in the former will precedence match. 
B. Interzone security policy according to the size of ID number matching and precedence match the small number. 
C. Interzone security policy according to the size of ID number matching and precedence match the big number. 
D. Interzone security policy according to the size of sequence number automatically matching, and when the order is changed, the number will also be changed. 
Answer: A

ASPF (Application Specific Packet Filter) is a kind of Packet Filter based on the application layer, it will check the application layer protocol information and monitor the application layer protocol status of the connection, and through the Server Map table to achieve a special security mechanism. 
Then which statement about the ASPF and Server map table is not correct? 
A. ASPF monitors the messages in the communication process. 
B. ASPF dynamically create and delete filtering rules. 
C. ASPF through the Servermap table to implement dynamic multi-channel protocol data will be allowed to pass. 
D. Quintuple Server-map table item implements similar functions to the session table. 
Answer: D

According to different requirements, the DHCP server supports multiple types of address allocation strategy, excluding ( ). 
A. Automatic allocation 
B. Dynamic allocation 
C. Repeat allocation 
D. Manual allocation 
Answer: C

Which of the following description about the configuration is wrong £¿ 
A. Configure GigabitEthernet 0/0/1 interface as the trusted interface. 
B. If the DHCP request message received from GigabitEthernet 0/0/1 has no SubOption1 information of Option 82, the device will generate Option 82 and insert it into the packet. 
C. Open DHCP snooping configuration to prevent DHCP server counterfeiter attacks. 
D. Open DHCP snooping configuration to prevent ARP spoofing attacks. 
Answer: B

Single-packet attack means attacker control the zombie host, send a large number of attack packets to the target network, resulting in the attack network congestion, system resources exhausted. 
A. True 
B. False 
Answer: B

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